Jar



FIG. 1 is a top, front, and right perspective view showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings represent portions of the jar that form no part of the claimed design. 

CLAIM The ornamental design of a jar, as shown and described. 